Home / 36,419.40-54,686.70-27,664.20

Finding the Fourth Proportional to 36,419.40, 54,686.70 and 27,664.20

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Solution

The fourth proportional to 36,419.40, 54,686.70 and 27,664.20 is: 41,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,419.40 : 54,686.70 = 27,664.20 : x
  2. Step 2: Convert to fraction form
    36,419.40/54,686.70 = 27,664.20/x
  3. Step 3: Cross multiply
    36,419.40x = 54,686.70 × 27,664.20
  4. Step 4: Simplify right side
    36,419.40x = 1,512,863,806.14
  5. Step 5: Solve for x
    x = 1,512,863,806.14/36,419.40
  6. Step 6: Final answer
    x = 41,540.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.